PFSA vs QUMSR
Comparison between Profusa Inc (PFSA, Company) and Quantumsphere Acquisition Corp (QUMSR, Company).
PFSA vs QUMSR - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
Market Cap
Winner
PFSA
$577K
QUMSR
$563K
Max Drawdown
PFSA
99.94%
Winner
QUMSR
67.39%
Sharpe Ratio
PFSA
-1.40
Winner
QUMSR
0.55
5Y Beta
PFSA
3.08
Winner
QUMSR
0.31
Industry
PFSA
Medical Devices
QUMSR
N/A
P/E Ratio
Winner
PFSA
-0.01
QUMSR
0.53
Debt to Equity
Winner
PFSA
-12.61%
QUMSR
0.00%
P/S Ratio
PFSA
81.24
QUMSR
N/A
PFSA vs QUMSR - Historical Returns
Returns include dividend reinvestment.
1M
PFSA
-68.88%
Winner
QUMSR
+0.40%
3M
PFSA
-78.39%
Winner
QUMSR
-17.08%
6M
PFSA
-97.88%
Winner
QUMSR
-5.28%
1Y
PFSA
-99.94%
QUMSR
N/A
Max(CAGR)
PFSA
-99.96%
Winner
QUMSR
+6.49%
PFSA vs QUMSR - Annual Returns (2025 - 2026)
Returns include dividend reinvestment.
| Year | PFSA | QUMSR |
|---|---|---|
| 2026 | -98.47% | -5.28% |
| 2025 | -95.81% | +10.58% |
PFSA vs QUMSR Drawdown Comparison
The maximum drawdown for PFSA was -99.94%, occurring on Jun 26, 2026. This drawdown has not yet recovered.
The maximum drawdown for QUMSR was -67.39%, occurring on Jun 16, 2026. This drawdown has not yet recovered.
The current PFSA drawdown is -99.94%. The current QUMSR drawdown is -56.74%.
| Rank | PFSA | QUMSR |
|---|---|---|
| #1 | -99.94% Jul 11, 2025 - Jun 26, 2026 | -67.39% Oct 14, 2025 - Jun 16, 2026 |
| #2 | N/A | -10.53% Sep 30, 2025 - Oct 6, 2025 |
| #3 | N/A | -6.75% Oct 6, 2025 - Oct 8, 2025 |
Correlation
Correlation between PFSA and QUMSR is 0.06 which considered as a very weak or no correlation - the stocks move independently of each other.
0.06
-101
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